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2680915676 = 221527143889
BaseRepresentation
bin1001111111001011…
…1000011011011100
320220211121121221012
42133302320123130
520442303300201
61122005154352
7123302256455
oct23762703334
96824547835
102680915676
11115634169a
126299bb9b8
1333956404a
141b60a612c
1510a5655bb
hex9fcb86dc

2680915676 has 12 divisors (see below), whose sum is σ = 4692016560. Its totient is φ = 1340339520.

The previous prime is 2680915669. The next prime is 2680915693. The reversal of 2680915676 is 6765190862.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39140 + ... + 83028.

It is an arithmetic number, because the mean of its divisors is an integer number (391001380).

Almost surely, 22680915676 is an apocalyptic number.

It is an amenable number.

2680915676 is a deficient number, since it is larger than the sum of its proper divisors (2011100884).

2680915676 is a wasteful number, since it uses less digits than its factorization.

2680915676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59164 (or 59162 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 2680915676 is about 51777.5595794163. The cubic root of 2680915676 is about 1389.1880902786.

The spelling of 2680915676 in words is "two billion, six hundred eighty million, nine hundred fifteen thousand, six hundred seventy-six".

Divisors: 1 2 4 15271 30542 43889 61084 87778 175556 670228919 1340457838 2680915676